Finding the Fourth Proportional to 623,318.15, 934,841.45 and 167,898.18
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Solution
The fourth proportional to 623,318.15, 934,841.45 and 167,898.18 is: 251,810.70
Step by Step Solution
- Step 1: Write the proportion equation
623,318.15 : 934,841.45 = 167,898.18 : x - Step 2: Convert to fraction form
623,318.15/934,841.45 = 167,898.18/x - Step 3: Cross multiply
623,318.15x = 934,841.45 × 167,898.18 - Step 4: Simplify right side
623,318.15x = 156,958,181,968.96 - Step 5: Solve for x
x = 156,958,181,968.96/623,318.15 - Step 6: Final answer
x = 251,810.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.